Quotes of All Topics . Occasions . Authors
The theory of founder effects does not explain how novel features like plumage traits arise.
Experience without theory is blind, but theory without experience is mere intellectual play.
[Knowledge is governed not by] a theory of knowledge, but by a theory of discursive practice.
I reject the peak oil theory insofar as it refers to technological limits on human ingenuity.
Fractals, the theory of relativity, the genome: these are magnificently beautiful constructs.
My theory is because I'm Asian and white I sort of look like the future. I'm the melting pot.
An expert must be BOLD if he hopes to alchemize his homespun theory into conventional wisdom.
My theory is that many of the things that move us are things we long for but find hard to do.
A valid scientific theory is predictive, verifiable, and replicable. To me, that's beautiful.
(Crank theories) always violated the first rule of a scientific model: they were uncheckable.
I have this theory- that if we're told we're bad, then that's the only ideal we'll ever have.
The crisis triggered a fertile period of scientific ferment and revolution in economic theory.
I have this theory - that if we're told we're bad, then that's the only ideal we'll ever have.
I would say that, intellectually, Catholicism had no more impact on me than did social theory.
"So basically, that entire theory is blown to hell."Not basically," Win corrected. "Entirely."
A metaphysical conclusion is either a false conclusion or a concealed experimental conclusion.
You can convince yourself of just about anything when you want to believe a conspiracy theory.
The worst censors are those prohibiting criticism of the theory of evolution in the classroom.
If a philosophic theory is once ruled out of court, no one can tell when it will appear again.
Anarchism is a theory of political science and is opposed to government in the political sense.
You know it's very hard to maintain a theory in the face of life that comes crashing about you.
I can envision observations and experiments that would disprove any evolutionary theory I know.
Socialism: nothing more than the theory that the slave is always more virtuous than his master.
But while I accept specialization in the practice, I reject it utterly in the theory of science.
It is almost impossible to have a baseless snobbish opinion of the General Theory of Relativity.
Do not put too much confidence in experimental results until they have been confirmed by theory.
As for everything else, so for a mathematical theory: beauty can be perceived but not explained.
To build a theory of international relations on accidents of geography and history is dangerous.
That's what in theory differentiates a writer from everyone else. You see and hear more clearly.
The theory of interest was wrapped in utter obscurity, until Hume and Smith dispelled the vapor.
My theory is if you have a religion, it's a good one. Because some people don't have any at all.
One theory which can no longer be taken very seriously is that UFOs are interstellar spaceships.
Leave your theories. All theories, you see, even those of virtue, are bad, foolish, mischievous.
Theory is knowledge that doesn't work. Practice is when everything works and you don't know why.
There is the theory... that you live in two places: You either live in fear, or you live in love.
Our best theories are not only truer than common sense, they make more sense than common sense...
A theory can be proved by experiment; but no path leads from experiment to the birth of a theory.
Every theory is a self-fulfilling prophecy that orders experience into the framework it provides.
Germ theory, which secularized infectious disease, had a side effect: it sacralized epidemiology.
The Omega Point Theory can be a solid foundation of support for all of the great human religions.
If the theory turns out to be right, that will be tremendously thick and tasty icing on the cake.
I've got a theory that if you give 100% all of the time, somehow things will work out in the end.
There are many Christians who are Christians in theory only, and they are worldlings in practice.
A theory of creativity is actually just a metaphor. A pool of ideas, a well of memories, a voice.
I got sunburnt which is obviously a drag for me because in theory the sun is supposed to kill me.
...operational proof...it's all theory until you see for yourself whether or not something works.
In theory, the Internet should bring us all closer together and slowly eliminate our differences.
I see the beauty of God's archetypal infinity reflected in the towers of infinities in set theory
I'm a games and theory kind of guy. I love puzzles, so it was fun dissecting Shakespeare's prose.
I spent most of my career doing high-energy physics, quarks, dark matter, string theory and so on.